With the analysis among 49 patents, we discovered top 37 key players by total patent application. Amsted Industries, Inc., Sinoma Energy Conservation Ltd., Xinxing Ductile Iron Pipes Co., Ltd. are dominant in this area. They take 24.49% of the total patent filing.
Illinois, United States
Patent: 5
Sinoma Energy Conservation Ltd.
Tianjin Shi, China
Patent: 4
Xinxing Ductile Iron Pipes Co., Ltd.
Hebei Sheng, China
Patent: 3
Halliburton Energy Services, Inc.
Texas, United States
Patent: 3
Heidelberger Bauchemie GmbH
Sinoma International Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Imperial Chemical Industries Ltd.
CITIC Heavy Industries Co., Ltd.
Henan Sheng, China
Patent: 1
Electrosteel Castings Ltd.
West Bengal, India
Patent: 1
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With the analysis among related 18 patents applied in the last 5 years. We discover 17 most active companies in this area. The fast-growing Sinoma Energy Conservation Ltd., Sinoma International Engineering Co., Ltd., Sinoma (Beijing) Geothermal Energy Technology Co., Ltd. take 33.33% of patent filing during this period.
Sinoma Energy Conservation Ltd.
Tianjin Shi, China
Patent: 4
Sinoma International Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Sinoma (Beijing) Geothermal Energy Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Xinxing Ductile Iron Pipes Co., Ltd.
Hebei Sheng, China
Patent: 1
Chuzhou Sinoma Energy-saving Waste Heat Power Generation Co., Ltd.
Anhui Sheng, China
Patent: 1
Hebei Province Jingdong Pipe Co. Ltd.
Hebei Sheng, China
Patent: 1
Henan Haineng Power Technology Co., Ltd.
Henan Sheng, China
Patent: 1
Tianjin Weilan Blower Co., Ltd.
Tianjin Shi, China
Patent: 1
Hangzhou Fuchun Printing Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Guangdong Kaineng Environmental Protection Energy Co., Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among related 18 patents in last 5 years, we discover 16 new entrants. Sinoma Energy Conservation Ltd., Sinoma International Engineering Co., Ltd., Sinoma (Beijing) Geothermal Energy Technology Co., Ltd. are the most active new entrants in this area.
Sinoma Energy Conservation Ltd.
Tianjin Shi, China
Patent: 4
Sinoma International Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Sinoma (Beijing) Geothermal Energy Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Chuzhou Sinoma Energy-saving Waste Heat Power Generation Co., Ltd.
Anhui Sheng, China
Patent: 1
Hebei Province Jingdong Pipe Co. Ltd.
Hebei Sheng, China
Patent: 1
Henan Haineng Power Technology Co., Ltd.
Henan Sheng, China
Patent: 1
Tianjin Weilan Blower Co., Ltd.
Tianjin Shi, China
Patent: 1
Hangzhou Fuchun Printing Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Guangdong Kaineng Environmental Protection Energy Co., Ltd.
Guangdong Sheng, China
Patent: 1
Guangdong Dongshi Kaineng Energy Co., Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among 1 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Beijing University of Technology
Beijing Shi, China
Patent: 1